As director of ultrasound in the Institute of Radiology at Hospital das Clínicas, University of São Paulo in Brazil, she is responsible for the imaging of about 130 liver transplant patients per year. In this video interview, she describes the type of cases she encounters, the importance of knowing the person being examined, and how the correct use of ultrasound can improve patient care.

Chammas, who is one of two vice presidents of the World Federation of Ultrasound in Medicine and Biology (WFUMB), also gives practical advice on imaging of liver transplant patients and looks ahead to WFUMB's congress in September in Melbourne, Australia.